Tuesday, August 24, 2010

New study sheds light on painkilling system in brain

Source: http://www.physorg.com/news201882502.html

Repeatedly boosting brain levels of one natural painkiller soon shuts down the brain cell receptors that respond to it, so that the painkilling effect is lost, according to a surprising new study led by Scripps Research Institute and Virginia Commonwealth University scientists. The study has important implications for drug development.